Outhwaite, William. Concept formation in social science / William Outhwaite. - London : Routledge Kegan Paul , 1983. - vii,253p.+14 : ills,tables ; 23cm . - International library of sociology, ; . - International library of sociology, ; . NULL ISBN: 0710091958 UKP.14.75 Subjects--Index Terms: SOCIAL SCIENCES-METHODOLOGY Dewey Class. No.: 300.1 / OUT/C